@article{265252, note = {Shipping list no.: 2003-0113-P.}, author = {Focazio, Michael J.}, url = {http://library.usi.edu/record/265252}, title = {Assessing ground-water vulnerability to contamination : providing scientifically defensible information for decision makers /}, publisher = {U.S. Geological Survey,}, recid = {265252}, pages = {33 p. :}, address = {Denver, Colo. ;}, year = {2002}, }